Finding the Third Proportional to 180,611.25 and 395,478.75
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Solution
The third proportional to 180,611.25 and 395,478.75 is: 865,967.33
Step by Step Solution
- Step 1: Write the proportion equation
180,611.25 : 395,478.75 = 395,478.75 : x - Step 2: Convert to fraction form
180,611.25/395,478.75 = 395,478.75/x - Step 3: Cross multiply
180,611.25x = 395,478.75 × 395,478.75 - Step 4: Simplify right side
180,611.25x = 156,403,441,701.56 - Step 5: Solve for x
x = 156,403,441,701.56/180,611.25 - Step 6: Final answer
x = 865,967.33
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.